Oven Controlled Oscillators (OCXO)

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Series Output DFO S1-LHV (Femtocell) Data Sheet DFO S1-KH/LH Data Sheet HCMOS TTL Frequency Range (Mhz) HCMOS 10 to 40 DFO S4-KH/LH HCMOS 10 to 120 DFO S4-S Data Sheet Series Output DFO 14-KH/LH Data Sheet DFO 20-KH/LH/S (Stratum III/IIIE) Data Sheet DFO 20-KH/LH/S Data Sheet DFO 36-KH/S <strong>OCXO</strong>'s SMD Models Temperature ranges & stability (ppm) 10 to 26 -5 to 70°C | ±0.04 -10 to 60°C | ±0.1 -20 to 70°C | ±0.2 -20 to 70°C | ±0.1 -40 to 85°C | ±0.2 SINE 10 -20 to 70°C | ±0.005 HCMOS SINE Frequency Range (Mhz) Through Hole Models Temperature ranges & stability (ppm) Fordahl SA - Erlenstrasse 31, 2555 Brügg, Switzerland - Phone +41 32 366 50 50 - Fax +41 32 366 50 59 - E-mail fordahl@fordahl.com Size 14 x 9 mm epoxy 14 x 9 mm epoxy | metal 25 x 22 mm epoxy | metal 25 x 22 mm epoxy | metal Size Supply Voltage (V) 3.3 5.0 | 3.3 5.0 | 3.3 12 Supply Voltage (V) 10 to 80 -10 to 60°C | ±0.1 to ±0.5 DIL 14 5.0 | 3.3 HCMOS 10 to 25 0 to 70°C |
FREQUENCY CONTROL PRODUCTS FEMTO BASE STATION SURFACE MOUNT <strong>OCXO</strong> KEY FEATURES 10 to 26 MHz Femto stations compliant over -5 to 70°C up to 26 MHz APPLICATIONS Bases stations Function DFO S1 V control 1 GND 2 Output 3 Vcc 4 Please consult our application note about PCB design DFO S1-LHV (3.3 V) TYPE DFO S1 FBS REVISION PL03 CHECKED NE DATE 02.04.2008 PAGE 9.1±0.2 5.9 +0.1 -0.2 8.9 1.4 2.54 1.0 1.27 14.8±0.3 5.08 4 3 TYPE DFO S1-LHV Frequency Range 10 to 26 MHz Standard Frequencies 13, 19.2 & 26 MHz ELECTRICAL SPECIFICATIONS supply voltage 3.3 V ± 5 % supply power ( warm-up) @ 25°C ≤ 1.9 W; 1.7 W typ. supply power ( steady state) @ - 5°C 0.6 W typ. supply power ( steady state) @ 25°C 0.4 W typ. output load HCMOS 15 pF or 2 TTL duty cycle @ 50% level 45/55...55/45 % rise/fall times (10 to 90 %) ≤ 5 ns high/low levels or output amplitude ≥ 2.8 V/ ≤ 0.3 V SSB phase noise (1 Hz B.W.) -85 dBc/Hz @ 10 Hz (Typical values at 19.2 MHz) -115 dBc/Hz @ 100 Hz -140 dBc/Hz @ 1 kHz -150 dBc/Hz @ 10 kHz warm-up time @ 25°C ≤ 5 min to reach ± 100 ppb FREQUENCY STABILITY detailed tolerances [ ppm ] type temperature range model code stability versus: Vcc ± 1 % ageing Medium term holdover 24 hrs Holdover all types steady state -5 to 70°C FBS ≤ ± 0.02 ± 3 typ. over 5 years 1 5.08 2 PC board footprint ≤ ± 0.1 for 5 days (30 to 50°C) ≤ ± 0.25 for 14 days (-5 to 70°C) voltage control on pin 1 (positive slope ) ≥ ± 4 ppm, ≤ ± 8 ppm relative to frequency at Vco = 1.65 V sufficient for 5 years calibration 1.65 V ± 1.35 V Input impedance ≥ 50 kΩ, ORDERING CODE type + option code + frequency + model code Example DFO S1-LHV 19.200 MHz FBS ≤ ± 0.07 (30 to 50°C)
Page 1: OCXO's Oven Controlled Oscillators
Page 5 and 6: FEATURES 10 MHz Standard package Ve
Page 7 and 8: FREQUENCY CONTROL PRODUCTS STRATUM

Oven Controlled Oscillators (OCXO)

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